diff options
| author | Nikita Danilov <ndanilov@aquantia.com> | 2019-04-29 10:04:57 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-05-01 09:30:15 -0400 |
| commit | f5dce08ab179459f3f622a63dfa446a930b84192 (patch) | |
| tree | 96032af50882266d030e56d1418e9a20e8bf9832 /drivers/net/ethernet/aquantia/atlantic/aq_nic.h | |
| parent | 18eac376edfa33ddbbba3b2d5e525bdf9b1ef86d (diff) | |
net: aquantia: introduce fwreq mutex
Some of FW operations could be invoked simultaneously,
from f.e. ethtool context and from service service activity work.
Here we introduce a fw mutex to secure and serialize access
to FW logic.
Signed-off-by: Nikita Danilov <ndanilov@aquantia.com>
Signed-off-by: Igor Russkikh <igor.russkikh@aquantia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/aquantia/atlantic/aq_nic.h')
| -rw-r--r-- | drivers/net/ethernet/aquantia/atlantic/aq_nic.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h index 0409cf5ca3ab..be56ace6274b 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h @@ -105,6 +105,8 @@ struct aq_nic_s { struct pci_dev *pdev; unsigned int msix_entry_mask; u32 irqvecs; + /* mutex to serialize FW interface access operations */ + struct mutex fwreq_mutex; struct aq_hw_rx_fltrs_s aq_hw_rx_fltrs; }; |